ARB - 0770003 - Air Locker Differential Case Spreader Crossbar High Strength aluminum 6063 crossbars

High Strength aluminum 6063 crossbars

1998 Jeep Wrangler (TJ)

Simple bolt together assembly

overland or sports gear

Fitting Details:

ARB - 0770003 - Air Locker Differential Case Spreader Crossbar High Strength aluminum 6063 crossbarsARBs Air Locker Differential Spreader is a professional automotive tool that no differential installer should be without. Most common Salisbury style axle assemblies (e. g., Dana Spicer model 44) require the use of a differential spreader in order to achieve the required carrier bearing pre load during set up. Stretching the housing casting (or pumpkin) open by sufficient enough force as to allow extra shim to be added to create the pre load is the